chore(deps): bump tox from 3.27.1 to 4.6.4 in /dev_requirements

Bumps [tox](https://github.com/tox-dev/tox) from 3.27.1 to 4.6.4.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/main/docs/changelog.rst)
- [Commits](tox-dev/tox@3.27.1...4.6.4)

---
updated-dependencies:
- dependency-name: tox
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

dev_requirements/ci-requirements.txt

@@ -1 +1 @@
-tox==3.27.1
+tox==4.6.4